Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, marked by an average high-temperature of 42.8°F (6°C) and a low-temperature of 28.9°F (-1.7°C), is the coldest month.Humidity
In January, the average relative humidity is 77%.Rainfall
In January, in Castalian Springs, Tennessee, the rain falls for 11.6 days. Throughout January, 2.56" (65mm) of precipitation is accumulated. In Castalian Springs, during the entire year, the rain falls for 176.5 days and collects up to 41.22" (1047mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Castalian Springs, during January, snow falls for 5.2 days and regularly aggregates up to 1.18" (30mm) of snow. Throughout the year, in Castalian Springs, there are 17.5 snowfall days, and 5" (127mm) of snow is accumulated.Daylight
The average length of the day in January in Castalian Springs is 10h and 1min.On the first day of January, sunrise is at 6:56 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 5:09 pm CST.
Sunshine
In Castalian Springs, the average sunshine in January is 4.3h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Castalian Springs. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Castalian Springs?
Is it cold in Castalian Springs during January?
What is the average humidity in January in Castalian Springs?
How much does it rain in Castalian Springs in January?
How much does it snow in Castalian Springs in January?
How many hours of daylight does Castalian Springs have in January?
When are sunrise and sunset in January in Castalian Springs?
How many hours of sunshine does Castalian Springs have in January?
What is the month with the lowest UV index in Castalian Springs?
What is the UV index reading in January in Castalian Springs?
Average temperature in January
Castalian Springs, TN
- Average high temperature in January: 42.8°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (42.8°F).
- Average low temperature in January: 28.9°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in January
Castalian Springs, TN
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Castalian Springs, TN
- Average wind speed in January: 7.9mph
The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in January
Castalian Springs, TN
- Average humidity in January: 77%
The months with the highest relative humidity are February, March, May, July and December (79%).
The month with the lowest relative humidity is October (75%).
Average rainfall in January
Castalian Springs, TN
- Average rainfall in January: 2.56"
The wettest month (with the highest rainfall) is July (5.2").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in January
Castalian Springs, TN
- Average rainfall days in January: 11.6 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in January
Castalian Springs, TN
- Average snowfall in January: 1.18"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Castalian Springs, TN
- Average snowfall days in January: 5.2 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Castalian Springs, TN
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 4h and 2min
The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in January
Castalian Springs, TN
- Average sunshine days in January: 14.7 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in January
Castalian Springs, TN
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in January
Castalian Springs, TN
- Average cloud cover in January: 54
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in January
Castalian Springs, TN
- Average visibility in January: 5mi
The months with the highest visibility are February, April, June, September, October, November and December (6mi).
The months with the lowest visibility are January, March, May, July and August (5mi).
Castalian Springs, Tennessee, USA
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